package edu.zut2.object_demo;

public class Test {

    public static void main(String[] args) {

        Student student = null;
        //alt + enter  自动生成返回值
        Student student2 = new Student("2020111", "张三", 20);
        //  输出数据.sout
        System.out.println("student.equals(student2) = " + student.equals(student2));



    }



}
